Arguments Quiz

8 Questions | Total Attempts: 235

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Argument Quizzes & Trivia

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Questions and Answers
  • 1. 
    An argument is valid if and only if
    • A. 

      It is possible for the conclusion to be false.

    • B. 

      It is impossible for the premises to all be true if the conclusion is false.

    • C. 

      It is possible for the premises to all be true if the conclusion is false.

    • D. 

      It is impossible for the premises and conclusion to be false.

  • 2. 
    An argument is sound if and only if
    • A. 

      The premises are all true and the argument is inductive.

    • B. 

      The premises are all plausible and the conclusion is secure

    • C. 

      The premises are all true and the conclusion is true as well.

    • D. 

      The premises are all true and the argument is valid.

  • 3. 
    All dogs are friendly.Arno is a dog.Therefore, Arno is friendly.This argument is...
    • A. 

      Valid

    • B. 

      Invalid

    • C. 

      Both

    • D. 

      Neither

  • 4. 
    If the bus is late, then I can't get to work on time.I can still make it to work on time.Therefore, the bus isn't late.
    • A. 

      Valid

    • B. 

      Invalid

    • C. 

      Both

    • D. 

      Neither

  • 5. 
    Every baseball player on the team is over six feet tall.Only people over six feet tall are in my history class.Therefore, every baseball player on the team is in my history class.This argument is...
    • A. 

      Valid

    • B. 

      Invalid

    • C. 

      Both

    • D. 

      Neither

  • 6. 
    If Keisha is at home, then she is not at work.Keisha is not at work.Therefore, Keisha is at home.
    • A. 

      Valid

    • B. 

      Invalid

    • C. 

      Both

    • D. 

      Neither

  • 7. 
    If the sun is the size of a walnut, then physics is a lie.If physics is a lie, then there is some kind of conspiracy.Therefore, if the sun is the size of a walnut, there is some kind of conspiracy.This argument is...
    • A. 

      Valid

    • B. 

      Invalid

    • C. 

      Both

    • D. 

      Neither

  • 8. 
    The sun is a star.Therefore, the sun is a star.This argument is...
    • A. 

      Invalid

    • B. 

      Sound but Invalid

    • C. 

      Sound

    • D. 

      Unsound but Valid